Boston River Run
Sun, Nov 8 · in 12 days Boston, MA
5K
Race website & registration Your chances
Where would you finish?
Enter your race pace or connect Strava, and raceIQ compares you with this race's past finishers in your age group and gender.
See your predicted place7th
of ~140
Age group
Finish times
From the 2025 results.
| Distance | Finishers | Winner | Top 5% | Top 25% | Median |
|---|---|---|---|---|---|
| 5K | 238 | 17:20 | 19:45 | 25:19 | 30:41 |
Field strength
5KVery competitive
Faster up front than 87% of the 5K races we track, based on 700 finishers over 3 editions.
Finishers by year
| Year | 5K |
|---|---|
| 2025 | 238 |
| 2024 | 224 |
| 2023 | 238 |
| 2022 | 185 |
| 2021 | 229 |
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